n.(两轮或四轮的)手推车( trolley的名词复数 );装有脚轮的小台车;电车;
例句:
Cars and trolleys filled the street.
小汽车和有轨电车挤满了街道.
Previously most of its ads were limited to brand promotion on billboards and airport luggage trolleys.
以前,海尔的大部分促销广告都局限于广告牌和机场的行李车.
What is it about tower blocks and shopping trolleys?
为什么要用手推车挡着大厦入口?